pciedma1_intlpd_axi (CPM4_INT_CSR) Register - AM012

Versal Adaptive SoC Register Reference (AM012)

Document ID
AM012
Release Date
2024-08-19
Revision
1.4

pciedma1_intlpd_axi (CPM4_INT_CSR) Register Description

Register Namepciedma1_intlpd_axi
Offset Address0x0000100000
Absolute Address 0x00FCC40000 (CPM4_INT_CSR)
Width32
TypemixedMixed types. See bit-field details.
Reset Value0x0000000B
DescriptionThese registers control the Isolation and Reset of Master NIU corresponding to PCIE_DMA1

pciedma1_intlpd_axi (CPM4_INT_CSR) Register Bit-Field Summary

Field NameBitsTypeReset ValueDescription
Reserved31:4rwNormal read/write0x0reserved
raw_rst_n 3rwNormal read/write0x10: no effect
1: Resets the NIU in the switch corresponding to the ePort
Note: Ensure that when this reset is asserted, the respective iPort also gets reset to ensure error free flow once reset gets released.
power_idlereq 2rwNormal read/write0x00: no effect
1: Initiate an iPort isolation request
power_idleack 1roRead-only0x10: idle request has not been detected
1: idle request has been detected
Note: An NIU reset needs to be asserted to clear this bit.
power_idle 0roRead-only0x10: iPort has not been isolated
1: iPort has been isolated
Note: The reset needs to be asserted to clear this bit.